1 /*

     2 * Copyright (c) 2003 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of the License "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:  Callback classes from Link resolver to the UI and back

    15 *

    16 */

    17 

    18 #ifndef MLINKRESOLVERCALLBACKS_H

    19 #define MLINKRESOLVERCALLBACKS_H

    20 

    21 #include <brctldefs.h>

    22 

    23 #include "BrsrStatusCodes.h"

    24 #include "urlloader_urlresponse.h"

    25 

    26 //  INCLUDES

    27 

    28 // CONSTANTS

    29 

    30 // MACROS

    31 

    32 // DATA TYPES

    33 

    34 // FUNCTION PROTOTYPES

    35 

    36 // FORWARD DECLARATIONS

    37 

    38 // CLASS DECLARATION

    39 class MBrCtlLinkResolver;

    40 class CWmlResourceLoadListener;

    41 

    42 /**

    43 *  Callback class for requests to the UI from Link Resolver.

    44 *

    45 *  @lib httploader.lib

    46 *  @since 2.0

    47 */

    48 class MHttpLoader_LinkResolverCallbacks

    49     {

    50 

    51 public: // New functions

    52 

    53     /**

    54     * Called to obtain the current URL.

    55     * @since 2.8

    56 	* @param 

    57     * @return The current URL

    58     */

    59     virtual HBufC* CurrentUrlLC() = 0;

    60 

    61     /**

    62     * Called to obtain a pointer to the Link Resolver

    63     * @since 2.8

    64     * @return The Browser Control's Link Resolver

    65     */

    66     virtual MBrCtlLinkResolver* LinkResolver() = 0;

    67     

    68 

    69     /**

    70     * Called to check if the Host Application should be called to resolve the URL

    71     * @since 2.8

    72     * @return ETrue if the Host Application will resolve the URL, EFalse otherwise

    73     */

    74     virtual TBool ShouldResolveUrl(TBool aIsTopLevel, NW_Uint8 aReason) = 0;

    75     

    76     /**

    77     * Called to Load Url to resolve the URL

    78     * @since 3.1

    79     * @return 

    80     */

    81     virtual void LoadLinkUrl(const TDesC& aUrl, void* aHeaders ) = 0;

    82     

    83     /**

    84     * Called to Load Url to resolve the URL

    85     * @since 3.1

    86     * @return 

    87     */

    88     virtual void PostLinkUrl(TDesC& aUrl, TDesC8& aPostData, TDesC& aContentType) = 0;

    89     	

    90     /**

    91     * Called to Load Ebbeded content

    92     * @since 3.1

    93     * @return 

    94     */

    95     virtual CWmlResourceLoadListener* LoadEmbededUrl( const TDesC& aUrl, void *aLoadContext,

    96                         void* aPartialLoadCallback, TUint16 aTransId  ) = 0;

    97 

    98 	/**

    99     * Called to set the ONENTERBACKWORD event

   100     * @since 3.1

   101     * @return void

   102     */

   103     virtual void SetOnEnterBackwordReason() = 0;

   104 	

   105     /**

   106     * Convert a charset from string to IANA encoding

   107     * @since 2.8

   108     * @return IANA encoding of the charset

   109     */

   110     virtual TUint16 ConvertCharset(const TDesC8& aCharset) = 0;

   111 

   112     };

   113 

   114 #endif      // MLINKRESOLVERCALLBACKS_H   

   115 

   116 // End of File